Conservation for production Agriculture/ 
edited by V. L. Chopra, T. N. Khoshoo 
 - New Delhi :  I C A R,  1986 
 - 172 p. ;  25 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultural ecology--Congresses<br/>Agricultural conservation--Congresses
<br/><br/><label>Dewey Class. No.: </label>639.9082